body {
    min-width: 320px;
    max-width: 750px;
    margin: 0 auto;
    // height: 2000px;
}
a {
    text-decoration: none;
    color: #707070;
}
li {
    list-style: none;
}
@media screen and (min-width: 750px){
    html {
        font-size: 37.5px !important;
    }
}
.header {
    border-bottom: 1px solid #ccc;
    height: 1.866667rem;
    line-height: 1.866667rem;
    text-align: center;
    font-size: .933333rem;
    font-family: Microsoft YaHei;
}
.nav {
    display: flex;
    flex-wrap: wrap;
    padding: 1.173333rem 0;
    .item {
        display: flex;
        flex-direction: column;
        align-items: center;
        width: 33.33%;
        img {
            width: 3.706667rem;
            height: 3.706667rem;
        }
        .item_p {
            font-size: .4rem;
            font-family: Arial;
            color: #707070;
        }
    }
    .item:nth-child(-n+3){
        margin-bottom: 1.653333rem;
    }
}
.sec1 {
    margin-bottom: .266667rem;
}
.sec2{
    margin-bottom: .266667rem;
    .swiper {
        position: relative;
        html, body {
            position: relative;
            height: 100%;
          }
          body {
            background: #eee;
            font-family: Helvetica Neue, Helvetica, Arial, sans-serif;
            font-size: 14px;
            color:#000;
            margin: 0;
            padding: 0;
          }
          .swiper-container {
            // width: 100%;
            height: 100%;
            width: 14.4rem;
          }
          .swiper-slide {
            text-align: center;
            font-size: 18px;
            background: #fff;
      
            /* Center slide text vertically */
            display: -webkit-box;
            display: -ms-flexbox;
            display: -webkit-flex;
            display: flex;
            flex-direction: column;
            -webkit-box-pack: center;
            -ms-flex-pack: center;
            -webkit-justify-content: center;
            justify-content: center;
            -webkit-box-align: center;
            -ms-flex-align: center;
            -webkit-align-items: center;
            align-items: center;
            transition: 300ms;
            // 两边的兄弟
            transform: scale(0.8);
            opacity: 0.5;
            .swiper_slide_a1 {
                width: 9.013333rem;
                height: 10.026667rem;
            }
            p {
                width: 9.04rem;
                font-size: .666667rem;
                color: #333333;
                font-family: Microsoft YaHei;
            }
          }
        //   中间的兄弟
          .swiper-slide-active,.swiper-slide-duplicate-active{
            transform: scale(1);
            z-index: 1;
            opacity: 1;
          }
    }
}
.sec3 {
  padding-top: .266667rem;
  margin-bottom: 2.933333rem;
    .swiper2 {
        html,
        body {
          position: relative;
          height: 100%;
        }
    
        body {
          background: #eee;
          font-family: Helvetica Neue, Helvetica, Arial, sans-serif;
          font-size: 14px;
          color: #000;
          margin: 0;
          padding: 0;
        }
    
        .swiper-container {
          width: 100%;
          height: 100%;
        }
    
        .swiper-slide {
          text-align: center;
          font-size: 18px;
          background: #fff;
          width: 7.733333rem;
          height: 9.066667rem;
          line-height: 9.066667rem;
          background-color: pink;
          box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
          /* Center slide text vertically */
          display: -webkit-box;
          display: -ms-flexbox;
          display: -webkit-flex;
          display: flex;
          -webkit-box-pack: center;
          -ms-flex-pack: center;
          -webkit-justify-content: center;
          justify-content: center;
          -webkit-box-align: center;
          -ms-flex-align: center;
          -webkit-align-items: center;
          align-items: center;
        }
    }
}
.footer {
  display: flex;
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2.933333rem;
  background-color: pink;
  z-index: 999;
  a {
    flex: 1;
  }
}
